Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12386301 | Image forming apparatus | — | 2025-08-12 |
| 12379682 | Grease composition for heat fixing devices and heat fixing apparatus | Hisashi Nakahara, Hirohiko Aiba, Daisuke Sato, Hideo Nanataki, Masahito Omata +4 more | 2025-08-05 |
| 11789387 | Image forming apparatus | Keisuke Mochizuki, Tetsuichiro Fujimoto | 2023-10-17 |
| 11669031 | Image heating apparatus and image forming apparatus | — | 2023-06-06 |
| 11586136 | Image forming apparatus that changes a throughput based on a value related to a number of sheets on which images have been formed | Hiroki Eguchi | 2023-02-21 |
| 11487228 | Image forming apparatus | Keisuke Mochizuki, Tetsuichiro Fujimoto | 2022-11-01 |
| 11402775 | Image heating apparatus and image forming apparatus | — | 2022-08-02 |
| 11067926 | Image forming apparatus that conditionally extends a preparatory rotation time until a recording material enters a fixing portion | Shinji Hashiguchi | 2021-07-20 |
| 11029627 | Image heating apparatus and image forming apparatus | Hiroshi Kataoka, Atsushi Iwasaki, Hirokazu Okugawa | 2021-06-08 |
| 10983461 | Image heating apparatus and image forming apparatus | — | 2021-04-20 |
| 10908539 | Image heating device that prevents failure caused by insufficient supply of lubricant at ends parts | Satoru Taniguchi | 2021-02-02 |
| 10712692 | Image forming apparatus having sheet loop control | Shinji Hashiguchi, Satoshi Murasaki | 2020-07-14 |
| 10712984 | Image forming apparatus | Ryo Suzuki, Teruhiko Namiki, Yasuhisa Matsumoto | 2020-07-14 |
| 10558151 | Image forming apparatus and fixing device | Yusuke Hirota, Ryo Suzuki | 2020-02-11 |
| 10558410 | Image forming apparatus | Ryo Suzuki, Teruhiko Namiki, Yasuhisa Matsumoto | 2020-02-11 |
| 10404889 | Printing system and method of controlling printing system that allow a user of a mobile terminal to print to an image forming apparatus using the mobile terminal, and a service provider to charge the user for printing | Takayuki Miyamoto, Kazuhiko Okazawa, Yuuji Takayama, Hikaru Uchidate, Hiroshi Hagiwara +4 more | 2019-09-03 |
| 9989900 | Image forming apparatus and image forming method | Mahito Yoshioka, Satoru Izawa, Masahide Hirai | 2018-06-05 |
| 9818050 | Image forming apparatus that detects overlap of color material, image processing apparatus and image processing method | Hikaru Uchidate, Yuuji Takayama, Mahito Yoshioka, Masahide Hirai | 2017-11-14 |
| 9568867 | Image forming apparatus and image forming method | Mahito Yoshioka, Satoru Izawa, Masahide Hirai | 2017-02-14 |
| 9547264 | Image heating apparatus having a controller for generating magnetic flux in a coil to generate heat | Aoji Isono | 2017-01-17 |
| 9405249 | Heat-fixing device | Masahide Hirai, Shinji Hashiguchi, Shizuma Nishimura, Michio Uchida, Hisahiro Saito | 2016-08-02 |
| 9377727 | Image forming apparatus and image forming method | Mahito Yoshioka, Satoru Izawa, Masahide Hirai | 2016-06-28 |
| 9091974 | Image forming apparatus and image forming method | Mahito Yoshioka, Satoru Izawa, Masahide Hirai | 2015-07-28 |
| 8918001 | Fixing apparatus | Daizo Fukuzawa, Noriaki Sato, Kuniaki Kasuga, Tomonori Sato, Mahito Yoshioka | 2014-12-23 |
| 8873985 | Image forming apparatus controlling power supplied to fixing unit | Daizo Fukuzawa, Noriaki Sato, Kuniaki Kasuga, Mahito Yoshioka | 2014-10-28 |